3-3/4", 3-7/8", 4-1/2", 4-3/8", 4-1/4"
17 mm, 5.5 mm, 21 mm, 55 mm, 36 mm
Imperial, Whitworth, Metric, SAE, SAE/Metric
Chrome Vanadium Steel, Aluminium Bronze, Drop Forged Carbon Steel, Beryllium Copper, Alloy Steel
Satin, Black Oxide, Mirror, Full Polish, Black Chrome
BS192:1982.
DIN 3113, ASME B107.6., ASME B107.6
BS192:1982., DIN3113, DIN 3113.